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controlling motor using pwm

Posted on February 01, 2014 at 04:30Hi All anybody can help me I need a   motor control sample code using PWM in stm32f4 . I think you are too good in that, I need a sample code in which I can drive a motor , whose step angle is 1.8 degree just a sa...

sanjib by Associate III
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SysTick vs Timer Interrupt

Posted on February 06, 2014 at 12:08Hi, I like to have a millisecond interrupt. I normally use one of the timer to create millisecond interrupt. But is there any advantage of using SysTick for millisecond interrupt? What is SysTick? Thank you John ...

jonfs2000 by Associate II
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transceiver max2830 with ST microcontroller

Posted on February 05, 2014 at 16:18   Hello everyone,   I have looked for the answer on the internet but I have found no answer so far.   Would you know if it is possible to command a transceiver MAX2830 with the STM32f429 ?   http://datasheets.ma...

STM32F205 ADC in non Scan Mode

Posted on February 06, 2014 at 08:36G'day, I am working with the STM32F205 and despite having carefully read the ADC chapter in the Family Reference Manual (RM0033) I seem to be missing something... Page 231 of RM0033 Rev 5 says that the SCAN bit ...

martin by Associate II
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Help a Hardware guy with NVIC

Posted on February 06, 2014 at 19:13I am trying to understand the NVIC on a SMT32F407. I have found that we are missing USB interrupts randomly. Since I cant solder a pullup to fix the problem I am stuck. I can understand the documentation enough to...

VE7HR by Associate II
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Tristating GPIO as an output

Posted on February 05, 2014 at 19:19Using an STM32F407, can you have a pin set up as an output and tristated?The reason that I ask is b/c my circuit is acting like it is doing just that. With my pin configuration as follows:GPIO_InitStructure.GPIO_M...

dibs by Associate II
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STM32F4 External Interrupts not Working

Posted on February 06, 2014 at 07:46I wrote a code to generate rising edge interrupts for a 4MHz clock input to the board. The 4MHz input is generated by MCO while the core is pushed to 168MHz. I found that certain interrupts are not being tacked at...

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sankhar by Associate
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STM32F427 External 32 bit Dual Port Ram

Posted on February 05, 2014 at 17:20I have looked at using the STM32F427 to drive a 32 bit Universal Bus, similar to VME. I need CAN, SPI, USB etc, therefore the STM32 looks a good choice. I am finding difficulty in getting information on the FMC bu...

mp45dt02 mic passthru to DAC

Posted on December 15, 2012 at 02:25On the discovery board, the digital MEMs mic data is accessed by providing a clock from i2s_2. In the Audio_playback_record example, i2s is set up to acquire data in 16b blocks, and an interrupt (AUDIO_REC_SPI_IRQ...

davejun by Associate
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